//
//  VisitorLoginView.swift
//  MySinaWeibo
//
//  Created by apple on 15/11/1.
//  Copyright © 2015年 baidu. All rights reserved.
//

import UIKit

 /// 访客视图协议
protocol VisitorLoginViewDelegate: NSObjectProtocol {

/// 将要登录
    func VisitorLoginViewWillLogin()
/// 将要注册
    func VisitorLoginViewWillRegister()
}

/// 访客视图
class VisitorLoginView: UIView {
    
    /// 定义代理
    weak var delegate: VisitorLoginViewDelegate?
    
//    MARK: - 按钮监听方法
    func clickLogin() {
        delegate?.VisitorLoginViewWillLogin()
//        print("登录")
    }
    func clickRegister() {
        delegate?.VisitorLoginViewWillRegister()
//        print("注册")
    }
    
//    MARK: - 设置视图信息
    func setUpViewInfo(isHome: Bool, imageName: String, message: String) {
        
        messageLabel.text = message
        iconView.image = UIImage(named: imageName)
        
        homeIconView.hidden = !isHome
        isHome ? startAnimation() : sendSubviewToBack(maskIconView)
        
    }
    
/// 开始动画
    private func startAnimation() {
    
        let anim =  CABasicAnimation(keyPath: "transform.rotation")
        anim.toValue = 2 * M_PI
        anim.repeatCount = MAXFLOAT
        anim.duration = 20.0
//        提示：如果界面上有动画，一定要检查退出到桌面再进入动画是否存在
        anim.removedOnCompletion = false
        
        iconView.layer.addAnimation(anim, forKey: nil)
    }
    
    
 
/// MARK: - 界面初始化
    override init(frame: CGRect) {
        super.init(frame: frame)
        setUpUI()
    }

    required init?(coder aDecoder: NSCoder) {
//        进制用sb/xib使用本类
//        fatalError("init(coder:) has not been implemented")
        super.init(coder: aDecoder)
        setUpUI()
    }
    
/// 设置界面
    private func setUpUI() {
    
//        1.添加控件
        addSubview(iconView)
        addSubview(maskIconView)
        addSubview(homeIconView)
        addSubview(messageLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        
//        2.自动布局
//        1> 图标
        iconView.translatesAutoresizingMaskIntoConstraints = false
      addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: 0))
        
//        2> 小房子 - 用代码开发时，最好所有相关的控件最好有一个统一的参照物
        homeIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: 0))
        
//        3> 消息文字
        messageLabel.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 224))
        
//        4> 注册按钮
        registerButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Left, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Left, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
        
        
//        5> 登录按钮
        loginButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Right, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
        
        
//        6> 遮罩视图 VFL 可视化格式语言
        maskIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[subview]-0-|", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["subview" : maskIconView]))
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[subview]-(-35)-[regButton]", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["subview" : maskIconView, "regButton" : registerButton]))
//        7> 设置背景颜色
        backgroundColor = UIColor(white: 237.0 / 255.0, alpha: 1.0)
        
        
        
        
        
    }
    
// MARK: - 懒加载控件
    /// 图标
    private lazy var iconView: UIImageView = {
    
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
        return iv
    }()
    
/// 遮罩视图
    private lazy var maskIconView: UIImageView = {
        
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
        return iv
        }()
    
/// 小房子
    private lazy var homeIconView: UIImageView = {
        
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
        return iv
        }()
/// 消息文字
    private lazy var messageLabel: UILabel = {
        
            let label = UILabel()
        label.text = "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜"
        label.textColor = UIColor.darkGrayColor()
        label.font = UIFont.systemFontOfSize(14)
        label.numberOfLines = 0
        label.sizeToFit()
        
        return label
        }()
/// 注册按钮
    private lazy var registerButton: UIButton = {
        
            let btn = UIButton()
            btn.setTitle("注册", forState: UIControlState.Normal)
            btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
            btn.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
            btn.addTarget(self, action: "clickRegister", forControlEvents: UIControlEvents.TouchUpInside)
            btn.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        
            return btn
        }()
    
/// 登录按钮
    private lazy var loginButton: UIButton = {
        
        let btn = UIButton()
        btn.setTitle("登录", forState: UIControlState.Normal)
        btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.darkGrayColor(), forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickLogin", forControlEvents: UIControlEvents.TouchUpInside)
        
        return btn
        
        }()

}






































